🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.57 AU - 0.65 AU

Year: 178 Days

Day: 14.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.24 AU - 2.84 AU

Year: 1509 Days

Day: 39.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.55 AU - 3.29 AU

Year: 1860 Days

Day: 33.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 126.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.18 AU - 4.34 AU

Year: 2718 Days

Day: 39.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,243,333 km

• M1: 695,929 km (0.094 R)

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 12.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.75 AU - 8.91 AU

Year: 8168 Days

Day: 14.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,243,333 km

• M1: 157,078 km (0.075 R)
• M2: 585,526 km (0.058 R)
• M3: 1,377,497 km (0.097 R)
• M4: 1,878,800 km (0.118 R)
• M5: 2,273,738 km (0.045 R)
• M6: 3,786,771 km (0.095 R)
• M7: 4,843,829 km (0.102 R)
• M8: 5,726,457 km (0.089 R)
• M9: 7,971,023 km (0.066 R)
• M10: 9,791,480 km (0.116 R)
• M11: 10,359,054 km (0.055 R)
• M12: 12,194,770 km (0.042 R)
• M13: 12,630,548 km (0.1 R)
• M14: 15,594,381 km (0.114 R)
• M15: 18,419,537 km (0.09 R)
• M16: 26,306,786 km (0.096 R)
• M17: 30,284,892 km (0.063 R)
• M18: 36,413,767 km (0.107 R)
• M19: 36,977,901 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 8.8

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.3 AU - 9.96 AU

Year: 8642 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,243,333 km

• M1: 109,506 km (0.109 R)
• M2: 433,235 km (0.069 R)
• M3: 809,474 km (0.101 R)
• M4: 2,700,391 km (0.101 R)
• M5: 3,860,822 km (0.09 R)
• M6: 4,386,060 km (0.104 R)
• M7: 4,958,122 km (0.095 R)
• M8: 5,611,416 km (0.114 R)
• M9: 11,941,500 km (0.067 R)
• M10: 13,815,513 km (0.12 R)
• M11: 15,295,933 km (0.091 R)
• M12: 23,965,579 km (0.078 R)
• M13: 33,668,796 km (0.078 R)
• M14: 38,187,998 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890.9

Radius: 12.3

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.57 AU - 9.47 AU

Year: 9271 Days

Day: 9.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,243,333 km

• M1: 155,432 km (0.104 R)
• M2: 605,722 km (0.078 R)
• M3: 2,225,119 km (0.087 R)
• M4: 2,852,831 km (0.078 R)
• M5: 3,827,162 km (0.096 R)
• M6: 4,642,022 km (0.062 R)
• M7: 6,059,163 km (0.066 R)
• M8: 6,616,115 km (0.113 R)
• M9: 13,898,540 km (0.101 R)
• M10: 14,935,403 km (0.105 R)
• M11: 15,540,975 km (0.098 R)
• M12: 18,895,707 km (0.112 R)
• M13: 19,287,205 km (0.092 R)
• M14: 28,304,964 km (0.109 R)
• M15: 31,367,831 km (0.114 R)
• M16: 32,473,210 km (0.12 R)
• M17: 37,156,222 km (0.064 R)
• M18: 39,276,173 km (0.117 R)
• M19: 41,475,561 km (0.081 R)
• M20: 43,347,479 km (0.113 R)
• M21: 44,580,165 km (0.068 R)
• M22: 45,414,922 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.1

Radius: 6.2

Gravity: 18.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 11.87 AU - 14.13 AU

Year: 17473 Days

Day: 19.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,243,333 km

• M1: 77,342 km (0.105 R)
• M2: 987,645 km (0.057 R)
• M3: 2,810,645 km (0.068 R)
• M4: 3,323,616 km (0.083 R)
• M5: 5,694,892 km (0.034 R)
• M6: 6,471,005 km (0.104 R)
• M7: 7,934,372 km (0.083 R)
• M8: 9,829,627 km (0.095 R)
• M9: 12,202,399 km (0.114 R)
• M10: 13,277,709 km (0.072 R)
• M11: 14,124,433 km (0.073 R)
• M12: 14,561,109 km (0.105 R)
• M13: 15,157,406 km (0.056 R)
• M14: 18,992,946 km (0.055 R)
• M15: 25,832,411 km (0.069 R)
• M16: 27,824,157 km (0.064 R)
• M17: 30,635,849 km (0.114 R)
• M18: 30,878,347 km (0.055 R)
• M19: 32,235,200 km (0.098 R)
• M20: 35,599,506 km (0.062 R)
• M21: 38,764,548 km (0.088 R)
• M22: 41,813,652 km (0.061 R)
• M23: 44,241,326 km (0.053 R)
• M24: 45,805,372 km (0.054 R)
• M25: 51,569,976 km (0.092 R)
• M26: 53,828,755 km (0.115 R)
• M27: 54,359,079 km (0.079 R)
• M28: 63,918,084 km (0.118 R)
• M29: 68,987,956 km (0.074 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 20,255 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit